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Brussels September 13-14, 2011 Erika BILLEN 6 Chapter 4 : Challenges for the future 1.Technical challenges : See and avoid – sense and avoid – detect and avoid Transponder or other means to be seen on the radarscreen Night flights Meteo conditions Frequency management Loss of GPS signal

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Brussels September 13-14, 2011 Erika BILLEN 7 Chapter 4 : Challenges for the future 2.Legal challenges : No common understanding of terminology Not enough expertise in hands of authorities to oversee all the different types of airframes and their specific needs and risks No specifications for certification of airworthiness available No specifications for operator training and licensing available No air traffic management regulations available How to facilitate domestic / international flights ?

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Brussels September 13-14, 2011 Erika BILLEN 8 Chapter 5 : Conclusions Today, still lot of work to do. Need for appropriate legal framework because case by case approach is very timeconsuming and can lead to disruption of equal rights Keep in mind special features – specific needs of UAS Understand specific applications – scenarios Find good balance between regulation and realistic procedures for smooth integration of UAS in air transport system => Have a good flight !